EP3777140A4 - Verfahren und vorrichtung zur videocodierung - Google Patents
Verfahren und vorrichtung zur videocodierung Download PDFInfo
- Publication number
- EP3777140A4 EP3777140A4 EP19895107.1A EP19895107A EP3777140A4 EP 3777140 A4 EP3777140 A4 EP 3777140A4 EP 19895107 A EP19895107 A EP 19895107A EP 3777140 A4 EP3777140 A4 EP 3777140A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- video coding
- coding
- video
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862777593P | 2018-12-10 | 2018-12-10 | |
US16/441,879 US11394989B2 (en) | 2018-12-10 | 2019-06-14 | Method and apparatus for video coding |
PCT/US2019/064392 WO2020123218A1 (en) | 2018-12-10 | 2019-12-04 | Method and apparatus for video coding |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3777140A1 EP3777140A1 (de) | 2021-02-17 |
EP3777140A4 true EP3777140A4 (de) | 2022-03-09 |
Family
ID=70971314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19895107.1A Pending EP3777140A4 (de) | 2018-12-10 | 2019-12-04 | Verfahren und vorrichtung zur videocodierung |
Country Status (6)
Country | Link |
---|---|
US (3) | US11394989B2 (de) |
EP (1) | EP3777140A4 (de) |
JP (2) | JP7358464B2 (de) |
KR (3) | KR102667357B1 (de) |
CN (1) | CN112753219A (de) |
WO (1) | WO2020123218A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3744094A4 (de) * | 2018-01-26 | 2021-11-03 | MediaTek Inc. | Verfahren und vorrichtung zur affinen inter-prädiktion für ein videocodierungssystem |
CN116668677A (zh) * | 2018-05-10 | 2023-08-29 | Lg电子株式会社 | 解码设备、编码设备和数据发送设备 |
KR20210016581A (ko) | 2018-06-05 | 2021-02-16 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Ibc 및 atmvp 간의 상호 작용 |
WO2020060374A1 (ko) * | 2018-09-21 | 2020-03-26 | 엘지전자 주식회사 | 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치 |
WO2020084507A1 (en) | 2018-10-23 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Harmonized local illumination compensation and modified inter prediction coding |
WO2020084509A1 (en) | 2018-10-23 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Harmonized local illumination compensation and modified inter coding tools |
US11876957B2 (en) * | 2018-12-18 | 2024-01-16 | Lg Electronics Inc. | Method and apparatus for processing video data |
US11431986B2 (en) * | 2018-12-28 | 2022-08-30 | Godo Kaisha Ip Bridge 1 | Picture coding device, picture coding method, and picture coding program, picture decoding device, picture decoding method and picture decoding program |
TWI766214B (zh) | 2018-12-28 | 2022-06-01 | 日商Jvc建伍股份有限公司 | 影像編碼裝置、影像編碼方法、影像編碼程式、影像解碼裝置、影像解碼方法及影像解碼程式 |
BR112021012462A2 (pt) * | 2018-12-29 | 2021-09-08 | Vid Scale, Inc. | Dispositivo e método de codificação de vídeo |
WO2020140952A1 (en) * | 2019-01-02 | 2020-07-09 | Beijing Bytedance Network Technology Co., Ltd | Hash-based motion searching |
CN113302918A (zh) | 2019-01-15 | 2021-08-24 | 北京字节跳动网络技术有限公司 | 视频编解码中的加权预测 |
CN113302919A (zh) * | 2019-01-17 | 2021-08-24 | 北京字节跳动网络技术有限公司 | 在视频处理中使用虚拟候选预测和加权预测 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100308016B1 (ko) | 1998-08-31 | 2001-10-19 | 구자홍 | 압축 부호화된 영상에 나타나는 블럭현상 및 링현상 제거방법및 영상 복호화기 |
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
US8831087B2 (en) | 2008-10-06 | 2014-09-09 | Qualcomm Incorporated | Efficient prediction mode selection |
US8995526B2 (en) * | 2009-07-09 | 2015-03-31 | Qualcomm Incorporated | Different weights for uni-directional prediction and bi-directional prediction in video coding |
US9161057B2 (en) * | 2009-07-09 | 2015-10-13 | Qualcomm Incorporated | Non-zero rounding and prediction mode selection techniques in video encoding |
JP5768491B2 (ja) * | 2011-05-17 | 2015-08-26 | ソニー株式会社 | 画像処理装置および方法、プログラム、並びに記録媒体 |
US10034018B2 (en) * | 2011-09-23 | 2018-07-24 | Velos Media, Llc | Decoded picture buffer management |
US9883203B2 (en) * | 2011-11-18 | 2018-01-30 | Qualcomm Incorporated | Adaptive overlapped block motion compensation |
US9648318B2 (en) * | 2012-09-30 | 2017-05-09 | Qualcomm Incorporated | Performing residual prediction in video coding |
US9918098B2 (en) | 2014-01-23 | 2018-03-13 | Nvidia Corporation | Memory management of motion vectors in high efficiency video coding motion vector prediction |
WO2016200100A1 (ko) * | 2015-06-10 | 2016-12-15 | 삼성전자 주식회사 | 적응적 가중치 예측을 위한 신택스 시그널링을 이용하여 영상을 부호화 또는 복호화하는 방법 및 장치 |
US10375413B2 (en) | 2015-09-28 | 2019-08-06 | Qualcomm Incorporated | Bi-directional optical flow for video coding |
WO2017188779A2 (ko) * | 2016-04-29 | 2017-11-02 | 인텔렉추얼디스커버리 주식회사 | 영상 신호 부호화/복호화 방법 및 장치 |
EP3456049B1 (de) * | 2016-05-13 | 2022-05-04 | VID SCALE, Inc. | Systeme und verfahren zur verallgemeinerten multi-hypothesen-vorhersage zur videocodierung |
US11689731B2 (en) * | 2018-09-21 | 2023-06-27 | Sharp Kabushiki Kaisha | Image decoding apparatus and image coding apparatus that involves bi-prediction |
CN110944193B (zh) * | 2018-09-24 | 2023-08-11 | 北京字节跳动网络技术有限公司 | 视频编码和解码中的加权双向预测 |
US11051034B2 (en) * | 2018-10-08 | 2021-06-29 | Qualcomm Incorporated | History-based motion vector predictor |
CN117459721A (zh) * | 2018-10-24 | 2024-01-26 | 华为技术有限公司 | 视频编解码器和方法 |
WO2020094049A1 (en) * | 2018-11-06 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Extensions of inter prediction with geometric partitioning |
-
2019
- 2019-06-14 US US16/441,879 patent/US11394989B2/en active Active
- 2019-12-04 KR KR1020237034925A patent/KR102667357B1/ko active IP Right Grant
- 2019-12-04 KR KR1020217013065A patent/KR102590368B1/ko active IP Right Grant
- 2019-12-04 JP JP2021524280A patent/JP7358464B2/ja active Active
- 2019-12-04 KR KR1020247016085A patent/KR20240074906A/ko active Application Filing
- 2019-12-04 WO PCT/US2019/064392 patent/WO2020123218A1/en unknown
- 2019-12-04 EP EP19895107.1A patent/EP3777140A4/de active Pending
- 2019-12-04 CN CN201980063264.2A patent/CN112753219A/zh active Pending
-
2022
- 2022-03-29 US US17/707,881 patent/US20220232243A1/en active Pending
- 2022-06-10 US US17/837,947 patent/US20220312028A1/en active Pending
-
2023
- 2023-06-29 JP JP2023106675A patent/JP2023115290A/ja active Pending
Non-Patent Citations (3)
Title |
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LI J ET AL: "Non-CE4: Harmonization between HMVP and GBi", no. m45530, 14 January 2019 (2019-01-14), XP030213566, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/125_Marrakech/wg11/m45530-JVET-M0264-v2-JVET-M0264.zip JVET-M0264.docx> [retrieved on 20190114] * |
Y-C SU ET AL: "CE4.4.1: Generalized bi-prediction for inter coding", no. JVET-K0248, 10 July 2018 (2018-07-10), XP030199301, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/11_Ljubljana/wg11/JVET-K0248-v2.zip JVET-K0248-v1.docx> [retrieved on 20180710] * |
Y-C SU ET AL: "CE4-related: Generalized bi-prediction improvements combined from JVET-L0197 and JVET-L0296", no. JVET-L0646, 8 October 2018 (2018-10-08), XP030251726, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0646-v6.zip JVET-L0646-v5.docx> [retrieved on 20181008] * |
Also Published As
Publication number | Publication date |
---|---|
US20220232243A1 (en) | 2022-07-21 |
US20200186818A1 (en) | 2020-06-11 |
US20220312028A1 (en) | 2022-09-29 |
JP7358464B2 (ja) | 2023-10-10 |
KR102590368B1 (ko) | 2023-10-19 |
JP2023115290A (ja) | 2023-08-18 |
KR20210064371A (ko) | 2021-06-02 |
EP3777140A1 (de) | 2021-02-17 |
KR20240074906A (ko) | 2024-05-28 |
CN112753219A (zh) | 2021-05-04 |
WO2020123218A1 (en) | 2020-06-18 |
KR102667357B1 (ko) | 2024-05-21 |
US11394989B2 (en) | 2022-07-19 |
JP2022506717A (ja) | 2022-01-17 |
KR20230149855A (ko) | 2023-10-27 |
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